Juvenile rheumatoid arthritis is a form of chronic arthritis that affects children. It is a long-term autoimmune condition characterized by stiffness and swelling in the joints. Most cases of JRA are mild.

Healthline’s mission is to make the people of the world healthier through the power of information. We do this by creating quality health information that is authoritative, approachable, and actionable.

Join more than 30 million monthly visitors like you and let Healthline be your guide to better health.